Daniel Veillard | d7306b0 | 2004-01-05 23:11:54 +0000 | [diff] [blame] | 1 | /** |
| 2 | * rngparser.c: parser for the Relax-NG compact syntax. |
| 3 | * |
Daniel Veillard | 03c2f0a | 2004-01-25 19:54:59 +0000 | [diff] [blame] | 4 | * Based on: |
| 5 | * RELAX NG Compact Syntax |
| 6 | * Committee Specification 21 November 2002 |
| 7 | * http://www.oasis-open.org/committees/relax-ng/compact-20021121.html |
| 8 | * |
Daniel Veillard | d7306b0 | 2004-01-05 23:11:54 +0000 | [diff] [blame] | 9 | * See Copyright for the status of this software. |
| 10 | * |
| 11 | * Daniel Veillard <veillard@redhat.com> |
| 12 | */ |
| 13 | |
| 14 | #include <string.h> |
| 15 | |
| 16 | #include <libxml/parser.h> |
| 17 | #include <libxml/parserInternals.h> |
| 18 | #include <libxml/relaxng.h> |
| 19 | #include <libxml/dict.h> |
| 20 | |
| 21 | #define TODO \ |
| 22 | xmlGenericError(xmlGenericErrorContext, \ |
| 23 | "Unimplemented block at %s:%d\n", \ |
| 24 | __FILE__, __LINE__); |
| 25 | |
| 26 | #define MAX_TOKEN 10 |
| 27 | |
| 28 | typedef enum { |
| 29 | CRNG_NONE = 0, |
| 30 | CRNG_OP = 1, |
| 31 | CRNG_KEYWORD, |
| 32 | CRNG_IDENTIFIER, |
| 33 | CRNG_LITERAL_SEGMENT, |
| 34 | CRNG_CNAME, |
| 35 | CRNG_QNAME, |
| 36 | CRNG_NSNAME, |
| 37 | CRNG_DOCUMENTATION |
| 38 | } xmlCRNGTokType; |
| 39 | |
| 40 | typedef enum { |
| 41 | CRNG_OKAY = 0, |
| 42 | CRNG_MEMORY_ERROR, |
| 43 | CRNG_INVALID_CHAR_ERROR, |
| 44 | CRNG_END_ERROR, |
| 45 | CRNG_ENCODING_ERROR |
| 46 | } xmlCRNGError; |
| 47 | |
| 48 | typedef enum { |
| 49 | XML_CRNG_ERROR = -1, |
| 50 | XML_CRNG_OK = 0, |
| 51 | XML_CRNG_EOF = 1 |
| 52 | } xmlCRelaxNGParserState; |
| 53 | |
| 54 | typedef struct _token _token; |
| 55 | typedef _token *tokenPtr; |
| 56 | struct _token { |
| 57 | xmlCRNGTokType toktype; |
| 58 | int toklen; |
| 59 | const xmlChar *token; |
| 60 | const xmlChar *prefix; |
| 61 | }; |
| 62 | |
| 63 | typedef struct _xmlCRelaxNGParserCtxt xmlCRelaxNGParserCtxt; |
| 64 | typedef xmlCRelaxNGParserCtxt *xmlCRelaxNGParserCtxtPtr; |
| 65 | struct _xmlCRelaxNGParserCtxt { |
| 66 | void *userData; /* user specific data block */ |
| 67 | xmlRelaxNGValidityErrorFunc error; /* the callback in case of errors */ |
| 68 | xmlRelaxNGValidityWarningFunc warning;/* the callback in case of warning */ |
| 69 | xmlRelaxNGValidErr err; |
| 70 | |
| 71 | const xmlChar *compact; |
| 72 | const xmlChar *end; |
| 73 | const xmlChar *cur; |
| 74 | int isElem; |
| 75 | int lineno; |
| 76 | const xmlChar *linestart; |
| 77 | const char *filename; |
| 78 | |
| 79 | int nbTokens; |
| 80 | int firstToken; |
| 81 | _token tokens[MAX_TOKEN]; |
| 82 | int totalToken; |
| 83 | |
| 84 | xmlCRelaxNGParserState state; |
| 85 | |
| 86 | int nbErrors; |
| 87 | |
| 88 | xmlDocPtr res; /* the result */ |
| 89 | xmlNodePtr ins; /* the current insertion node */ |
| 90 | |
| 91 | xmlNsPtr nsDef; |
| 92 | tokenPtr token; |
| 93 | |
| 94 | xmlHashTablePtr namespaces; |
| 95 | xmlHashTablePtr datatypes; |
| 96 | |
| 97 | /* |
| 98 | * dictionnary and keywords |
| 99 | */ |
| 100 | xmlDictPtr dict; |
| 101 | const xmlChar *key_attribute; |
| 102 | const xmlChar *key_default; |
| 103 | const xmlChar *key_datatypes; |
| 104 | const xmlChar *key_div; |
| 105 | const xmlChar *key_element; |
| 106 | const xmlChar *key_empty; |
| 107 | const xmlChar *key_external; |
| 108 | const xmlChar *key_grammar; |
| 109 | const xmlChar *key_include; |
| 110 | const xmlChar *key_inherit; |
| 111 | const xmlChar *key_list; |
| 112 | const xmlChar *key_mixed; |
| 113 | const xmlChar *key_namespace; |
| 114 | const xmlChar *key_notAllowed; |
| 115 | const xmlChar *key_parent; |
| 116 | const xmlChar *key_start; |
| 117 | const xmlChar *key_string; |
| 118 | const xmlChar *key_text; |
| 119 | const xmlChar *key_token; |
| 120 | const xmlChar *key_equal; |
| 121 | const xmlChar *key_orequal; |
| 122 | const xmlChar *key_andequal; |
| 123 | const xmlChar *key_combine; |
| 124 | const xmlChar *key_or; |
| 125 | const xmlChar *key_comma; |
| 126 | const xmlChar *key_and; |
| 127 | const xmlChar *key_choice; |
| 128 | const xmlChar *key_group; |
| 129 | const xmlChar *key_interleave; |
| 130 | const xmlChar *key_ref; |
| 131 | const xmlChar *key_define; |
| 132 | |
| 133 | /* results */ |
| 134 | xmlDocPtr doc; /* the resulting doc */ |
| 135 | xmlNodePtr insert; /* the insertion point */ |
| 136 | xmlAttrPtr attrs; /* pending attributes */ |
| 137 | }; |
| 138 | |
| 139 | static const xmlChar *xmlCRelaxNGInherit = BAD_CAST "Inherit string"; |
| 140 | static const xmlChar *xmlCRelaxNGDefault = BAD_CAST "Default string"; |
| 141 | |
| 142 | #define CUR_CHAR(l) xmlXPathCurrentChar(ctxt, &l) |
| 143 | /** |
| 144 | * IS_BLANK: |
| 145 | * @c: an UNICODE value (int) |
| 146 | * |
| 147 | * Macro to check the following production in the XML spec: |
| 148 | * |
| 149 | * [3] S ::= (#x20 | #x9 | #xD | #xA)+ |
| 150 | */ |
| 151 | #ifndef IS_BLANK |
| 152 | #define IS_BLANK(c) (((c) == 0x20) || ((c) == 0x09) || ((c) == 0xA) || \ |
| 153 | ((c) == 0x0D)) |
| 154 | #endif |
| 155 | #define IS_SEPARATOR(c) (((c) == 0x20) || ((c) == 0x09) || ((c) == 0xA) || \ |
| 156 | ((c) == 0x0D) || (c == '#')) |
| 157 | |
| 158 | #define CRNG_ERROR0(X) \ |
| 159 | { xmlCRNGErr(ctxt, X, NULL); return(0); } |
| 160 | #define CRNG_ERROR(X) \ |
| 161 | { xmlCRNGErr(ctxt, X, NULL); } |
| 162 | |
| 163 | #define CRNG_MEM_ERROR0() \ |
| 164 | { xmlCRNGErr(ctxt, CRNG_MEMORY_ERROR, NULL); return(0); } |
| 165 | #define CRNG_MEM_ERROR() \ |
| 166 | { xmlCRNGErr(ctxt, CRNG_MEMORY_ERROR, NULL); } |
| 167 | |
| 168 | #define ERROR(str) xmlCRNGErr(ctxt, 0, str); |
| 169 | |
| 170 | static void |
| 171 | xmlCRNGErr(xmlCRelaxNGParserCtxtPtr ctxt, int err_no, const char *err_msg) { |
| 172 | const xmlChar *cur; |
| 173 | xmlChar buffer[150]; |
| 174 | int i, l; |
| 175 | |
| 176 | if (ctxt != NULL) { |
| 177 | if (ctxt->filename != NULL) |
| 178 | fprintf(stderr, "%s:%d ", ctxt->filename, ctxt->lineno); |
| 179 | } |
| 180 | if (err_msg != NULL) { |
| 181 | fprintf(stderr, "error: %s\n", err_msg); |
| 182 | } else if (err_no != 0) |
| 183 | fprintf(stderr, "error %d\n", err_no); |
| 184 | cur = ctxt->cur; |
| 185 | while ((*cur != '\n') && (*cur != '\r') && (ctxt->cur - cur < 80)) cur--; |
| 186 | l = ctxt->cur - cur; |
| 187 | cur++; |
| 188 | for (i = 0; i < 100;i++) { |
| 189 | if ((*cur == '\n') || (*cur == '\r')) break; |
| 190 | buffer[i] = *cur++; |
| 191 | } |
| 192 | buffer[i] = 0; |
| 193 | fprintf(stderr, "%s\n", buffer); |
| 194 | for (i = 0; i < l;i++) buffer[i] = ' '; |
| 195 | buffer[i++] = '^'; |
| 196 | buffer[i++] = 0; |
| 197 | fprintf(stderr, "%s\n", buffer); |
| 198 | } |
| 199 | |
| 200 | /** |
| 201 | * IS_OP |
| 202 | * @c: an UNICODE value (int) |
| 203 | * |
| 204 | * Macro to check for operator value |
| 205 | */ |
| 206 | #ifndef IS_OP |
| 207 | #define IS_OP(c) (((c) == ',') || ((c) == '&') || ((c) == '|') || \ |
| 208 | ((c) == '?') || ((c) == '-') || ((c) == '*') || \ |
| 209 | ((c) == '{') || ((c) == '}') || ((c) == '(') || \ |
| 210 | ((c) == ')') || ((c) == '+') || ((c) == '=') || \ |
| 211 | ((c) == ':')) |
| 212 | #endif |
| 213 | |
| 214 | static int |
| 215 | xmlCRNGIsKeyword(xmlCRelaxNGParserCtxtPtr ctxt, const xmlChar *str) { |
| 216 | if ((str == ctxt->key_attribute) || |
| 217 | (str == ctxt->key_default) || |
| 218 | (str == ctxt->key_datatypes) || |
| 219 | (str == ctxt->key_div) || |
| 220 | (str == ctxt->key_element) || |
| 221 | (str == ctxt->key_empty) || |
| 222 | (str == ctxt->key_external) || |
| 223 | (str == ctxt->key_grammar) || |
| 224 | (str == ctxt->key_include) || |
| 225 | (str == ctxt->key_inherit) || |
| 226 | (str == ctxt->key_list) || |
| 227 | (str == ctxt->key_mixed) || |
| 228 | (str == ctxt->key_namespace) || |
| 229 | (str == ctxt->key_notAllowed) || |
| 230 | (str == ctxt->key_parent) || |
| 231 | (str == ctxt->key_start) || |
| 232 | (str == ctxt->key_string) || |
| 233 | (str == ctxt->key_text) || |
| 234 | (str == ctxt->key_token)) |
| 235 | return(1); |
| 236 | return(0); |
| 237 | |
| 238 | } |
| 239 | |
| 240 | /* |
| 241 | * xmlCRNGNextToken: |
| 242 | * ctxt: a compact RNG parser context |
| 243 | * |
| 244 | * Scan the schema to get the next token |
| 245 | * |
| 246 | * Return 0 if success and -1 in case of error |
| 247 | */ |
| 248 | |
| 249 | static int |
| 250 | xmlCRNGNextToken(xmlCRelaxNGParserCtxtPtr ctxt) { |
| 251 | const xmlChar *cur; |
| 252 | tokenPtr token; |
| 253 | |
| 254 | if (ctxt == NULL) return(-1); |
| 255 | if (ctxt->nbTokens >= MAX_TOKEN) return(-1); |
| 256 | token = &(ctxt->tokens[(ctxt->firstToken + ctxt->nbTokens) % MAX_TOKEN]); |
| 257 | token->toktype = CRNG_NONE; |
| 258 | |
| 259 | if (ctxt->cur == NULL) { |
| 260 | ctxt->cur = ctxt->compact; |
| 261 | } |
| 262 | retry: |
| 263 | if (ctxt->cur >= ctxt->end) { |
| 264 | ctxt->state = XML_CRNG_EOF; |
| 265 | return(-1); |
| 266 | } |
| 267 | while ((ctxt->cur < ctxt->end) && |
| 268 | (IS_BLANK(*ctxt->cur))) ctxt->cur++; |
| 269 | if (ctxt->cur >= ctxt->end) { |
| 270 | ctxt->state = XML_CRNG_EOF; |
| 271 | return(-1); |
| 272 | } |
| 273 | if (*ctxt->cur == '#') { |
| 274 | cur = ctxt->cur; |
| 275 | cur++; |
| 276 | while ((cur < ctxt->end) && (*cur != '\n') && (*cur != '\r')) |
| 277 | cur++; |
| 278 | ctxt->cur = cur; |
| 279 | goto retry; |
| 280 | } else if (*ctxt->cur == '"') { |
| 281 | /* string, check for '"""' */ |
| 282 | ctxt->cur++; |
| 283 | if (ctxt->cur >= ctxt->end) goto eof; |
| 284 | cur = ctxt->cur; |
| 285 | if ((ctxt->end - ctxt->end > 2) && |
| 286 | (*cur == '"') && (cur[1] == '"')) { |
| 287 | TODO |
| 288 | } else { |
| 289 | while ((cur < ctxt->end) && (*cur != '"')) cur++; |
| 290 | if (cur >= ctxt->end) goto eof; |
| 291 | token->toklen = cur - ctxt->cur; |
| 292 | token->token = xmlDictLookup(ctxt->dict, ctxt->cur, token->toklen); |
| 293 | token->toktype = CRNG_LITERAL_SEGMENT; |
| 294 | token->prefix = NULL; |
| 295 | cur++; |
| 296 | ctxt->cur = cur; |
| 297 | } |
| 298 | } else if (*ctxt->cur == '\'') { |
| 299 | /* string, check for "'''" */ |
| 300 | TODO |
| 301 | } else if ((IS_OP(*ctxt->cur)) || (*ctxt->cur == ':')) { |
| 302 | cur = ctxt->cur; |
| 303 | cur++; |
| 304 | if ((cur < ctxt->end) && |
| 305 | (((*cur == '=') && |
| 306 | ((*ctxt->cur == '|') || (*ctxt->cur == '&'))) || |
| 307 | ((*cur == '*') && (*ctxt->cur == ':')))) { |
| 308 | token->toklen = 2; |
| 309 | } else { |
| 310 | token->toklen = 1; |
| 311 | } |
| 312 | token->token = xmlDictLookup(ctxt->dict, ctxt->cur, token->toklen); |
| 313 | token->toktype = CRNG_OP; |
| 314 | token->prefix = NULL; |
| 315 | ctxt->cur += token->toklen; |
| 316 | } else { |
| 317 | int escape = 0; |
| 318 | |
| 319 | cur = ctxt->cur; |
| 320 | if (*cur == '\\') { |
| 321 | escape = 1; |
| 322 | cur++; |
| 323 | ctxt->cur++; |
| 324 | } |
| 325 | while ((cur < ctxt->end) && |
| 326 | (!(IS_SEPARATOR(*cur))) && (!(IS_OP(*cur)))) cur++; |
| 327 | |
| 328 | token->toklen = cur - ctxt->cur; |
| 329 | token->token = xmlDictLookup(ctxt->dict, ctxt->cur, token->toklen); |
| 330 | token->prefix = NULL; |
| 331 | ctxt->cur = cur; |
| 332 | if ((escape == 0) && (xmlCRNGIsKeyword(ctxt, token->token))) |
| 333 | token->toktype = CRNG_KEYWORD; |
| 334 | else { |
| 335 | token->toktype = CRNG_IDENTIFIER; |
| 336 | } |
| 337 | if (*ctxt->cur == ':') { |
| 338 | ctxt->cur++; |
| 339 | if (*ctxt->cur == '*') { |
| 340 | ctxt->cur++; |
| 341 | token->toktype = CRNG_NSNAME; |
| 342 | } else { |
| 343 | cur = ctxt->cur; |
| 344 | while ((cur < ctxt->end) && |
| 345 | (!(IS_SEPARATOR(*cur))) && (!(IS_OP(*cur)))) cur++; |
| 346 | token->prefix = token->token; |
| 347 | token->toklen = cur - ctxt->cur; |
| 348 | token->token = xmlDictLookup(ctxt->dict, ctxt->cur, |
| 349 | token->toklen); |
| 350 | ctxt->cur = cur; |
| 351 | if (xmlValidateNCName(token->token, 0) == 0) |
| 352 | token->toktype = CRNG_QNAME; |
| 353 | else { |
| 354 | TODO /* sounds like an error ! */ |
| 355 | token->toktype = CRNG_IDENTIFIER; |
| 356 | } |
| 357 | } |
| 358 | } |
| 359 | } |
| 360 | ctxt->nbTokens++; |
| 361 | return(0); |
| 362 | eof: |
| 363 | ctxt->state = XML_CRNG_EOF; |
| 364 | CRNG_ERROR(CRNG_END_ERROR); |
| 365 | return(-1); |
| 366 | } |
| 367 | |
| 368 | /** |
| 369 | * xmlParseCRNGGetToken: |
| 370 | * @ctxt: a compact RNG parser context |
| 371 | * @no: the number of the token from 1 for the first one |
| 372 | * and 2, 3 ... for read-ahead |
| 373 | * |
| 374 | * Token reading interface |
| 375 | * |
| 376 | * returns a pointer to the new token, or NULL in case of error or EOF |
| 377 | */ |
| 378 | static tokenPtr |
| 379 | xmlParseCRNGGetToken(xmlCRelaxNGParserCtxtPtr ctxt, int no) { |
| 380 | tokenPtr ret; |
| 381 | int res; |
| 382 | |
| 383 | if ((no <= 0) || (no >= MAX_TOKEN)) return(NULL); |
| 384 | no--; |
| 385 | while (ctxt->nbTokens <= no) { |
| 386 | res = xmlCRNGNextToken(ctxt); |
| 387 | if (res < 0) |
| 388 | return(NULL); |
| 389 | } |
| 390 | ret = &(ctxt->tokens[(ctxt->firstToken + no) % MAX_TOKEN]); |
| 391 | return(ret); |
| 392 | } |
| 393 | |
| 394 | /** |
| 395 | * xmlParseCRNGDropTokens: |
| 396 | * @ctxt: a compact RNG parser context |
| 397 | * @nr: the number of token marked as read |
| 398 | * |
| 399 | * mark a number of token as read and consumed. |
| 400 | * |
| 401 | * Returns -1 in case of error and 0 otherwise |
| 402 | */ |
| 403 | static int |
| 404 | xmlParseCRNGDropTokens(xmlCRelaxNGParserCtxtPtr ctxt, int nr) { |
| 405 | if ((nr <= 0) || (nr >= MAX_TOKEN)) return(-1); |
| 406 | while ((ctxt->nbTokens >0) && (nr > 0)) { |
| 407 | ctxt->firstToken++; |
| 408 | nr--; |
| 409 | ctxt->nbTokens--; |
| 410 | ctxt->totalToken++; |
| 411 | if (ctxt->totalToken == 384) |
| 412 | fprintf(stderr, "found\n"); |
| 413 | } |
| 414 | ctxt->firstToken = ctxt->firstToken % MAX_TOKEN; |
| 415 | return(0); |
| 416 | } |
| 417 | |
| 418 | static void |
| 419 | xmlParseCRNGTokenize(xmlCRelaxNGParserCtxtPtr ctxt) { |
| 420 | tokenPtr token; |
| 421 | |
| 422 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 423 | while (token != NULL) { |
| 424 | switch (token->toktype) { |
| 425 | case CRNG_NONE: printf("none"); break; |
| 426 | case CRNG_OP: printf("op"); break; |
| 427 | case CRNG_KEYWORD: printf("keyword"); break; |
| 428 | case CRNG_IDENTIFIER: printf("identifier"); break; |
| 429 | case CRNG_LITERAL_SEGMENT: printf("literal"); break; |
| 430 | case CRNG_CNAME: printf("cname"); break; |
| 431 | case CRNG_QNAME: printf("qname"); break; |
| 432 | case CRNG_NSNAME: printf("nsname"); break; |
| 433 | case CRNG_DOCUMENTATION: printf("doc"); break; |
| 434 | } |
| 435 | printf(":%s\n", token->token); |
| 436 | xmlParseCRNGDropTokens(ctxt, 1); |
| 437 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | /** |
| 442 | * xmlParseCRNG_attribute: |
| 443 | * @ctxt: a compact RNG parser context |
| 444 | * @name: the attribute name |
| 445 | * @ns: the attribute namespace |
| 446 | * @value: the attribute value |
| 447 | * |
| 448 | * implements attribute of the RELAX NG Compact Syntax Appendix A |
| 449 | * |
| 450 | * Returns 0 in case of success and -1 in case of error |
| 451 | */ |
| 452 | static int |
| 453 | xmlParseCRNG_attribute(xmlCRelaxNGParserCtxtPtr ctxt, |
| 454 | const xmlChar *name, |
| 455 | xmlNsPtr ns, |
| 456 | const xmlChar *value) |
| 457 | { |
| 458 | xmlAttrPtr attr; |
| 459 | |
| 460 | attr = xmlNewNsPropEatName(NULL, ns, (xmlChar *) name, value); |
| 461 | if (attr == NULL) CRNG_MEM_ERROR0(); |
| 462 | attr->next = ctxt->attrs; |
| 463 | if (ctxt->attrs != NULL) |
| 464 | ctxt->attrs->prev = attr; |
| 465 | ctxt->attrs = attr; |
| 466 | return(0); |
| 467 | } |
| 468 | |
| 469 | /** |
| 470 | * xmlParseCRNG_bindPrefix: |
| 471 | * @ctxt: a compact RNG parser context |
| 472 | * @prefix: the namespace prefix or NULL |
| 473 | * @namespace: the namespace name |
| 474 | * |
| 475 | * implements bindPrefix of the RELAX NG Compact Syntax Appendix A |
| 476 | * |
| 477 | * Returns 0 in case of success and -1 in case of error |
| 478 | */ |
| 479 | static int |
| 480 | xmlParseCRNG_bindPrefix(xmlCRelaxNGParserCtxtPtr ctxt, |
| 481 | const xmlChar *prefix, |
| 482 | const xmlChar *namespace) |
| 483 | { |
| 484 | int ret; |
| 485 | |
| 486 | if ((prefix != NULL) && (xmlStrEqual(prefix, BAD_CAST "xml")) && |
| 487 | (!xmlStrEqual(namespace, XML_XML_NAMESPACE))) { |
| 488 | ERROR("The \"xml\" prefix must be bound to \"http://www.w3.org/XML/1998/namespace\""); |
| 489 | return(-1); |
| 490 | } else if ((xmlStrEqual(namespace, XML_XML_NAMESPACE)) && |
| 491 | (!xmlStrEqual(prefix, BAD_CAST "xml"))) { |
| 492 | ERROR("The \"http://www.w3.org/XML/1998/namespace\" name must be bound to \"xml\" prefix"); |
| 493 | return(-1); |
| 494 | } |
| 495 | if (ctxt->namespaces == NULL) |
| 496 | ctxt->namespaces = xmlHashCreate(10); |
| 497 | if (ctxt->namespaces == NULL) { |
| 498 | ERROR("Failed to create namespace hash table"); |
| 499 | return(-1); |
| 500 | } |
| 501 | if (prefix == NULL) |
| 502 | ret = xmlHashAddEntry(ctxt->namespaces, xmlCRelaxNGDefault, |
| 503 | (void *) namespace); |
| 504 | else |
| 505 | ret = xmlHashAddEntry(ctxt->namespaces, prefix, |
| 506 | (void *) namespace); |
| 507 | if (ret < 0) { |
| 508 | if (prefix == NULL) { |
| 509 | ERROR("Redefinition of default namespace"); |
| 510 | } else { |
| 511 | ERROR("Redefinition of namespace"); |
| 512 | } |
| 513 | return(-1); |
| 514 | } |
| 515 | |
| 516 | return(0); |
| 517 | } |
| 518 | |
| 519 | /** |
| 520 | * xmlParseCRNG_bindDatatypePrefix: |
| 521 | * @ctxt: a compact RNG parser context |
| 522 | * @prefix: the datatype prefix |
| 523 | * @namespace: the datatype identifier |
| 524 | * |
| 525 | * implements bindDatatypePrefix of the RELAX NG Compact Syntax Appendix A |
| 526 | * |
| 527 | * Returns 0 in case of success and -1 in case of error |
| 528 | */ |
| 529 | static int |
| 530 | xmlParseCRNG_bindDatatypePrefix(xmlCRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 531 | const xmlChar *prefix, |
| 532 | const xmlChar *namespace) |
| 533 | { |
| 534 | int ret; |
| 535 | |
| 536 | if ((prefix != NULL) && (xmlStrEqual(prefix, BAD_CAST "xsd")) && |
| 537 | (!xmlStrEqual(namespace, |
| 538 | BAD_CAST "http://www.w3.org/2001/XMLSchema-datatypes"))) { |
| 539 | ERROR("The \"xsd\" prefix must be bound to \"http://www.w3.org/2001/XMLSchema-datatypes\""); |
| 540 | return(-1); |
| 541 | } |
| 542 | if (ctxt->datatypes == NULL) |
| 543 | ctxt->datatypes = xmlHashCreate(10); |
| 544 | if (ctxt->datatypes == NULL) { |
| 545 | ERROR("Failed to create namespace hash table"); |
| 546 | return(-1); |
| 547 | } |
| 548 | ret = xmlHashAddEntry(ctxt->datatypes, prefix, |
| 549 | (void *) namespace); |
| 550 | if (ret < 0) { |
| 551 | ERROR("Redefinition of datatype"); |
| 552 | return(-1); |
| 553 | } |
| 554 | return(0); |
| 555 | } |
| 556 | |
| 557 | /** |
| 558 | * xmlParseCRNG_lookupPrefix: |
| 559 | * @ctxt: a compact RNG parser context |
| 560 | * @prefix: the namespace prefix or NULL |
| 561 | * |
| 562 | * implements lookupPrefix of the RELAX NG Compact Syntax Appendix A |
| 563 | * |
| 564 | * Returns the prefix in case of success or NULL in case of error |
| 565 | */ |
| 566 | static const xmlChar * |
| 567 | xmlParseCRNG_lookupPrefix(xmlCRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 568 | const xmlChar *prefix) |
| 569 | { |
| 570 | const xmlChar *ret; |
| 571 | |
| 572 | if (prefix == NULL) |
| 573 | ret = xmlHashLookup(ctxt->namespaces, xmlCRelaxNGDefault); |
| 574 | else |
| 575 | ret = xmlHashLookup(ctxt->namespaces, prefix); |
| 576 | return(ret); |
| 577 | } |
| 578 | |
| 579 | /** |
| 580 | * xmlParseCRNG_lookupDatatypePrefix: |
| 581 | * @ctxt: a compact RNG parser context |
| 582 | * @prefix: the namespace prefix or NULL |
| 583 | * |
| 584 | * implements lookupDatatypePrefix of the RELAX NG Compact Syntax Appendix A |
| 585 | * |
| 586 | * Returns the prefix in case of success or NULL in case of error |
| 587 | */ |
| 588 | static const xmlChar * |
| 589 | xmlParseCRNG_lookupDatatypePrefix(xmlCRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 590 | const xmlChar *prefix) |
| 591 | { |
| 592 | const xmlChar *ret; |
| 593 | ret = xmlHashLookup(ctxt->datatypes, prefix); |
| 594 | return(ret); |
| 595 | } |
| 596 | |
| 597 | /** |
| 598 | * xmlParseCRNG_datatypeAttributes: |
| 599 | * @ctxt: a compact RNG parser context |
| 600 | * @prefix: the namespace prefix or NULL |
| 601 | * |
| 602 | * implements lookupPrefix of the RELAX NG Compact Syntax Appendix A |
| 603 | * |
| 604 | * Returns the prefix in case of success or NULL in case of error |
| 605 | */ |
| 606 | static xmlAttrPtr |
| 607 | xmlParseCRNG_datatypeAttributes(xmlCRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| 608 | const xmlChar *library, const xmlChar *type) |
| 609 | { |
| 610 | xmlAttrPtr lib, typ; |
| 611 | |
| 612 | lib = xmlNewNsProp(NULL, NULL, BAD_CAST "datatypeLibrary", library); |
| 613 | if (lib == NULL) { |
| 614 | CRNG_MEM_ERROR(); |
| 615 | return(NULL); |
| 616 | } |
| 617 | typ = xmlNewNsProp(NULL, NULL, BAD_CAST "type", type); |
| 618 | if (typ == NULL) { |
| 619 | CRNG_MEM_ERROR(); |
| 620 | return(lib); |
| 621 | } |
| 622 | lib->next = typ; |
| 623 | |
| 624 | return(lib); |
| 625 | } |
| 626 | |
| 627 | /** |
| 628 | * xmlParseCRNG_XXX: |
| 629 | * @ctxt: a compact RNG parser context |
| 630 | * |
| 631 | * Parse XXX of the RELAX NG Compact Syntax Appendix A |
| 632 | * |
| 633 | * Returns 0 in case of success and -1 in case of error |
| 634 | */ |
| 635 | static int |
| 636 | xmlParseCRNG_XXX(xmlCRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED) |
| 637 | { |
| 638 | return(0); |
| 639 | } |
| 640 | |
| 641 | static int xmlParseCRNG_pattern(xmlCRelaxNGParserCtxtPtr ctxt); |
| 642 | static int xmlParseCRNG_nameClass(xmlCRelaxNGParserCtxtPtr ctxt); |
| 643 | |
| 644 | /** |
| 645 | * xmlParseCRNG_params: |
| 646 | * @ctxt: a compact RNG parser context |
| 647 | * |
| 648 | * Parse params of the RELAX NG Compact Syntax Appendix A |
| 649 | * |
| 650 | * Returns 0 in case of success and -1 in case of error |
| 651 | */ |
| 652 | static int |
| 653 | xmlParseCRNG_params(xmlCRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED) |
| 654 | { |
| 655 | TODO |
| 656 | return(0); |
| 657 | } |
| 658 | |
| 659 | /** |
| 660 | * xmlParseCRNG_exceptNameClass: |
| 661 | * @ctxt: a compact RNG parser context |
| 662 | * |
| 663 | * Parse exceptNameClass of the RELAX NG Compact Syntax Appendix A |
| 664 | * |
| 665 | * Returns 0 in case of success and -1 in case of error |
| 666 | */ |
| 667 | static int |
| 668 | xmlParseCRNG_exceptNameClass(xmlCRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED) |
| 669 | { |
| 670 | tokenPtr token; |
| 671 | xmlNodePtr insert = ctxt->insert, cur; |
| 672 | |
| 673 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 674 | if ((token->toktype == CRNG_OP) && |
| 675 | (token->token[0] == '-') && (token->token[1] == 0)) { |
| 676 | xmlParseCRNGDropTokens(ctxt, 1); |
| 677 | cur = xmlNewNode(NULL, BAD_CAST "except"); |
| 678 | if (cur == NULL) CRNG_MEM_ERROR0(); |
| 679 | if (ctxt->insert != NULL) |
| 680 | xmlAddChild(ctxt->insert, cur); |
| 681 | ctxt->insert = cur; |
| 682 | xmlParseCRNG_nameClass(ctxt); |
| 683 | } |
| 684 | ctxt->insert = insert; |
| 685 | return(0); |
| 686 | } |
| 687 | |
| 688 | /** |
| 689 | * xmlParseCRNG_innerNameClass: |
| 690 | * @ctxt: a compact RNG parser context |
| 691 | * |
| 692 | * Parse innerNameClass of the RELAX NG Compact Syntax Appendix A |
| 693 | * |
| 694 | * Returns 0 in case of success and -1 in case of error |
| 695 | */ |
| 696 | static int |
| 697 | xmlParseCRNG_innerNameClass(xmlCRelaxNGParserCtxtPtr ctxt) |
| 698 | { |
| 699 | tokenPtr token; |
| 700 | xmlNodePtr cur; |
| 701 | |
| 702 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 703 | if (token->toktype == CRNG_OP) { |
| 704 | if ((token->token[0] == '(') && (token->token[1] == 0)) { |
| 705 | xmlParseCRNGDropTokens(ctxt, 1); |
| 706 | xmlParseCRNG_nameClass(ctxt); |
| 707 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 708 | if ((token->toktype != CRNG_OP) || |
| 709 | (token->token[0] != ')') || (token->token[1] != 0)) { |
| 710 | ERROR("Expecting \")\" here"); |
| 711 | } |
| 712 | xmlParseCRNGDropTokens(ctxt, 1); |
| 713 | } else if ((token->token[0] == '*') && (token->token[1] == 0)) { |
| 714 | xmlParseCRNGDropTokens(ctxt, 1); |
| 715 | cur = xmlNewNode(NULL, BAD_CAST "anyName"); |
| 716 | if (cur == NULL) CRNG_MEM_ERROR0(); |
| 717 | if (ctxt->insert != NULL) |
| 718 | xmlAddChild(ctxt->insert, cur); |
| 719 | ctxt->insert = cur; |
| 720 | xmlParseCRNG_exceptNameClass(ctxt); |
| 721 | } else { |
| 722 | TODO |
| 723 | } |
| 724 | } else if ((token->toktype == CRNG_IDENTIFIER) || |
| 725 | (token->toktype == CRNG_KEYWORD)) { |
| 726 | cur = xmlNewNode(NULL, BAD_CAST "name"); |
| 727 | if (cur == NULL) CRNG_MEM_ERROR0(); |
| 728 | if (ctxt->isElem) { |
| 729 | xmlSetProp(cur, BAD_CAST "ns", |
| 730 | xmlParseCRNG_lookupPrefix(ctxt, NULL)); |
| 731 | } else { |
| 732 | xmlSetProp(cur, BAD_CAST "ns", BAD_CAST ""); |
| 733 | } |
| 734 | xmlNodeAddContent(cur, token->token); |
| 735 | if (ctxt->insert != NULL) |
| 736 | xmlAddChild(ctxt->insert, cur); |
| 737 | ctxt->insert = cur; |
| 738 | xmlParseCRNGDropTokens(ctxt, 1); |
| 739 | } else if (token->toktype == CRNG_CNAME) { |
| 740 | TODO |
| 741 | } else if (token->toktype == CRNG_NSNAME) { |
| 742 | cur = xmlNewNode(NULL, BAD_CAST "nsName"); |
| 743 | if (cur == NULL) CRNG_MEM_ERROR0(); |
| 744 | xmlSetProp(cur, BAD_CAST "ns", |
| 745 | xmlParseCRNG_lookupPrefix(ctxt, token->token)); |
| 746 | if (ctxt->insert != NULL) |
| 747 | xmlAddChild(ctxt->insert, cur); |
| 748 | ctxt->insert = cur; |
| 749 | xmlParseCRNGDropTokens(ctxt, 1); |
| 750 | xmlParseCRNG_exceptNameClass(ctxt); |
| 751 | } else { |
| 752 | TODO /* probably an error */ |
| 753 | } |
| 754 | |
| 755 | return(0); |
| 756 | } |
| 757 | |
| 758 | /** |
| 759 | * xmlParseCRNG_nameClass: |
| 760 | * @ctxt: a compact RNG parser context |
| 761 | * |
| 762 | * Parse nameClass of the RELAX NG Compact Syntax Appendix A |
| 763 | * |
| 764 | * Returns 0 in case of success and -1 in case of error |
| 765 | */ |
| 766 | static int |
| 767 | xmlParseCRNG_nameClass(xmlCRelaxNGParserCtxtPtr ctxt) |
| 768 | { |
| 769 | tokenPtr token; |
| 770 | xmlNodePtr insert = ctxt->insert, last, choice; |
| 771 | |
| 772 | ctxt->insert = NULL; |
| 773 | xmlParseCRNG_innerNameClass(ctxt); |
| 774 | last = ctxt->insert; |
| 775 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 776 | while ((token->toktype == CRNG_OP) && |
| 777 | (token->token[0] == '|') && (token->token[1] == 0)) { |
| 778 | choice = xmlNewNodeEatName(NULL, (xmlChar *) ctxt->key_choice); |
| 779 | xmlParseCRNGDropTokens(ctxt, 1); |
| 780 | if (choice == NULL) CRNG_MEM_ERROR0(); |
| 781 | ctxt->insert = NULL; |
| 782 | xmlParseCRNG_innerNameClass(ctxt); |
| 783 | xmlAddChild(choice, last); |
| 784 | xmlAddChild(choice, ctxt->insert); |
| 785 | last = choice; |
| 786 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 787 | } |
| 788 | xmlAddChild(insert, last); |
| 789 | |
| 790 | ctxt->insert = insert; |
| 791 | return(0); |
| 792 | } |
| 793 | |
| 794 | /** |
| 795 | * xmlParseCRNG_patternBlock: |
| 796 | * @ctxt: a compact RNG parser context |
| 797 | * |
| 798 | * Parse a pattern block of the RELAX NG Compact Syntax Appendix A |
| 799 | * |
| 800 | * Returns 0 in case of success and -1 in case of error |
| 801 | */ |
| 802 | static int |
| 803 | xmlParseCRNG_patternBlock(xmlCRelaxNGParserCtxtPtr ctxt) |
| 804 | { |
| 805 | tokenPtr token; |
| 806 | |
| 807 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 808 | if ((token->toktype != CRNG_OP) || |
| 809 | (token->token[0] != '{') || (token->token[1] != 0)) { |
| 810 | ERROR("Expecting \"{\" here"); |
| 811 | } |
| 812 | xmlParseCRNGDropTokens(ctxt, 1); |
| 813 | xmlParseCRNG_pattern(ctxt); |
| 814 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 815 | if ((token->toktype != CRNG_OP) || |
| 816 | (token->token[0] != '}') || (token->token[1] != 0)) { |
| 817 | ERROR("Expecting \"}\" here"); |
| 818 | } |
| 819 | xmlParseCRNGDropTokens(ctxt, 1); |
| 820 | return(0); |
| 821 | } |
| 822 | |
| 823 | /** |
| 824 | * xmlParseCRNG_datatype: |
| 825 | * @ctxt: a compact RNG parser context |
| 826 | * |
| 827 | * Parse datatype of the RELAX NG Compact Syntax Appendix A |
| 828 | * |
| 829 | * Returns 0 in case of success and -1 in case of error |
| 830 | */ |
| 831 | static int |
| 832 | xmlParseCRNG_datatype(xmlCRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED) |
| 833 | { |
| 834 | tokenPtr token; |
| 835 | xmlAttrPtr attrs = NULL; |
| 836 | |
| 837 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 838 | if (token->toktype == CRNG_KEYWORD) { |
| 839 | if (token->token == ctxt->key_string) { |
| 840 | attrs = xmlParseCRNG_datatypeAttributes(ctxt, BAD_CAST "", |
| 841 | token->token); |
| 842 | xmlParseCRNGDropTokens(ctxt, 1); |
| 843 | } else if (token->token == ctxt->key_token) { |
| 844 | attrs = xmlParseCRNG_datatypeAttributes(ctxt, BAD_CAST "", |
| 845 | token->token); |
| 846 | xmlParseCRNGDropTokens(ctxt, 1); |
| 847 | } else { |
| 848 | TODO /* probably an error */ |
| 849 | } |
| 850 | } else if (token->toktype == CRNG_LITERAL_SEGMENT) { |
| 851 | ctxt->insert = xmlNewNode(NULL, BAD_CAST "value"); |
| 852 | xmlParseCRNGDropTokens(ctxt, 1); |
| 853 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 854 | xmlNodeAddContent(ctxt->insert, token->token); |
| 855 | } else if (token->toktype == CRNG_QNAME) { |
| 856 | attrs = xmlParseCRNG_datatypeAttributes(ctxt, |
| 857 | xmlParseCRNG_lookupDatatypePrefix(ctxt, token->prefix), |
| 858 | token->token); |
| 859 | } else { |
| 860 | TODO |
| 861 | } |
| 862 | if (attrs != NULL) { |
| 863 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 864 | if (token->toktype == CRNG_LITERAL_SEGMENT) { |
| 865 | ctxt->insert = xmlNewNode(NULL, BAD_CAST "value"); |
| 866 | xmlParseCRNGDropTokens(ctxt, 1); |
| 867 | if (ctxt->insert == NULL) { |
| 868 | xmlFreePropList(attrs); |
| 869 | CRNG_MEM_ERROR0(); |
| 870 | } |
| 871 | ctxt->insert->properties = attrs; |
| 872 | xmlNodeAddContent(ctxt->insert, token->token); |
| 873 | } else if ((token->toktype == CRNG_OP) && |
| 874 | (token->token[0] == '{') && (token->token[0] == 0)) { |
| 875 | ctxt->insert = xmlNewNode(NULL, BAD_CAST "data"); |
| 876 | xmlParseCRNGDropTokens(ctxt, 1); |
| 877 | if (ctxt->insert == NULL) { |
| 878 | xmlFreePropList(attrs); |
| 879 | CRNG_MEM_ERROR0(); |
| 880 | } |
| 881 | ctxt->insert->properties = attrs; |
| 882 | xmlParseCRNG_params(ctxt); |
| 883 | } else { |
| 884 | ctxt->insert = xmlNewNode(NULL, BAD_CAST "data"); |
| 885 | xmlParseCRNGDropTokens(ctxt, 1); |
| 886 | if (ctxt->insert == NULL) { |
| 887 | xmlFreePropList(attrs); |
| 888 | CRNG_MEM_ERROR0(); |
| 889 | } |
| 890 | ctxt->insert->properties = attrs; |
| 891 | xmlNodeAddContent(ctxt->insert, token->token); |
| 892 | } |
| 893 | } |
| 894 | return(0); |
| 895 | } |
| 896 | |
| 897 | /** |
| 898 | * xmlParseCRNG_primary: |
| 899 | * @ctxt: a compact RNG parser context |
| 900 | * |
| 901 | * Parse primary of the RELAX NG Compact Syntax Appendix A |
| 902 | * |
| 903 | * Returns 0 in case of success and -1 in case of error |
| 904 | */ |
| 905 | static int |
| 906 | xmlParseCRNG_primary(xmlCRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED) |
| 907 | { |
| 908 | tokenPtr token; |
| 909 | |
| 910 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 911 | if (token == NULL) |
| 912 | return(0); |
| 913 | if (token->toktype == CRNG_KEYWORD) { |
| 914 | if (token->token == ctxt->key_element) { |
| 915 | ctxt->insert = xmlNewNodeEatName(NULL, (xmlChar *) token->token); |
| 916 | xmlParseCRNGDropTokens(ctxt, 1); |
| 917 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 918 | ctxt->isElem = 1; |
| 919 | xmlParseCRNG_nameClass(ctxt); |
| 920 | xmlParseCRNG_patternBlock(ctxt); |
| 921 | } else if (token->token == ctxt->key_attribute) { |
| 922 | ctxt->insert = xmlNewNodeEatName(NULL, (xmlChar *) token->token); |
| 923 | xmlParseCRNGDropTokens(ctxt, 1); |
| 924 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 925 | ctxt->isElem = 0; |
| 926 | xmlParseCRNG_nameClass(ctxt); |
| 927 | xmlParseCRNG_patternBlock(ctxt); |
| 928 | } else if (token->token == ctxt->key_mixed) { |
| 929 | ctxt->insert = xmlNewNodeEatName(NULL, (xmlChar *) token->token); |
| 930 | xmlParseCRNGDropTokens(ctxt, 1); |
| 931 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 932 | xmlParseCRNG_patternBlock(ctxt); |
| 933 | } else if (token->token == ctxt->key_list) { |
| 934 | ctxt->insert = xmlNewNodeEatName(NULL, (xmlChar *) token->token); |
| 935 | xmlParseCRNGDropTokens(ctxt, 1); |
| 936 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 937 | xmlParseCRNG_patternBlock(ctxt); |
| 938 | } else if (token->token == ctxt->key_empty) { |
| 939 | ctxt->insert = xmlNewNodeEatName(NULL, (xmlChar *) token->token); |
| 940 | xmlParseCRNGDropTokens(ctxt, 1); |
| 941 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 942 | } else if (token->token == ctxt->key_notAllowed) { |
| 943 | ctxt->insert = xmlNewNodeEatName(NULL, (xmlChar *) token->token); |
| 944 | xmlParseCRNGDropTokens(ctxt, 1); |
| 945 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 946 | } else if (token->token == ctxt->key_text) { |
| 947 | ctxt->insert = xmlNewNodeEatName(NULL, (xmlChar *) token->token); |
| 948 | xmlParseCRNGDropTokens(ctxt, 1); |
| 949 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 950 | } else if (token->token == ctxt->key_parent) { |
| 951 | ctxt->insert = xmlNewNodeEatName(NULL, (xmlChar *) token->token); |
| 952 | xmlParseCRNGDropTokens(ctxt, 1); |
| 953 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 954 | TODO |
| 955 | } else if (token->token == ctxt->key_grammar) { |
| 956 | ctxt->insert = xmlNewNodeEatName(NULL, (xmlChar *) token->token); |
| 957 | xmlParseCRNGDropTokens(ctxt, 1); |
| 958 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 959 | TODO |
| 960 | } else if (token->token == ctxt->key_external) { |
| 961 | ctxt->insert = xmlNewNode(NULL, BAD_CAST "externalRef"); |
| 962 | xmlParseCRNGDropTokens(ctxt, 1); |
| 963 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 964 | TODO |
| 965 | } else { |
| 966 | TODO |
| 967 | } |
| 968 | } else if (token->toktype == CRNG_IDENTIFIER) { |
| 969 | ctxt->insert = xmlNewNodeEatName(NULL, (xmlChar *) ctxt->key_ref); |
| 970 | if (ctxt->insert == NULL) CRNG_MEM_ERROR0(); |
| 971 | xmlSetProp(ctxt->insert, BAD_CAST "name", token->token); |
| 972 | xmlParseCRNGDropTokens(ctxt, 1); |
| 973 | } else if (token->toktype == CRNG_QNAME) { |
| 974 | xmlParseCRNG_datatype(ctxt); |
| 975 | } else if (token->toktype == CRNG_LITERAL_SEGMENT) { |
| 976 | xmlParseCRNG_datatype(ctxt); |
| 977 | } else if ((token->toktype == CRNG_OP) && |
| 978 | (token->token[0] == '(') && (token->token[1] == 0)) { |
| 979 | xmlParseCRNGDropTokens(ctxt, 1); |
| 980 | xmlParseCRNG_pattern(ctxt); |
| 981 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 982 | if ((token->toktype != CRNG_OP) || |
| 983 | (token->token[0] != ')') || (token->token[1] != 0)) { |
| 984 | ERROR("Expecting \")\" here"); |
| 985 | } |
| 986 | xmlParseCRNGDropTokens(ctxt, 1); |
| 987 | } |
| 988 | return(0); |
| 989 | } |
| 990 | |
| 991 | /** |
| 992 | * xmlParseCRNG_particle: |
| 993 | * @ctxt: a compact RNG parser context |
| 994 | * |
| 995 | * Parse particle of the RELAX NG Compact Syntax Appendix A |
| 996 | * |
| 997 | * Returns 0 in case of success and -1 in case of error |
| 998 | */ |
| 999 | static int |
| 1000 | xmlParseCRNG_particle(xmlCRelaxNGParserCtxtPtr ctxt) |
| 1001 | { |
| 1002 | tokenPtr token; |
| 1003 | xmlNodePtr insert = ctxt->insert, res, tmp = NULL; |
| 1004 | |
| 1005 | ctxt->insert = NULL; |
| 1006 | xmlParseCRNG_primary(ctxt); |
| 1007 | res = ctxt->insert; |
| 1008 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1009 | if ((token != NULL) && (token->toktype == CRNG_OP)) { |
| 1010 | if ((token->token[0] == '*') && (token->token[1] == 0)) { |
| 1011 | tmp = xmlNewNode(NULL, BAD_CAST "zeroOrMore"); |
| 1012 | if (tmp == NULL) CRNG_MEM_ERROR0(); |
| 1013 | } else if ((token->token[0] == '+') && (token->token[1] == 0)) { |
| 1014 | tmp = xmlNewNode(NULL, BAD_CAST "oneOrMore"); |
| 1015 | if (tmp == NULL) CRNG_MEM_ERROR0(); |
| 1016 | } else if ((token->token[0] == '?') && (token->token[1] == 0)) { |
| 1017 | tmp = xmlNewNode(NULL, BAD_CAST "optional"); |
| 1018 | if (tmp == NULL) CRNG_MEM_ERROR0(); |
| 1019 | } |
| 1020 | if (tmp != NULL) { |
| 1021 | xmlAddChild(tmp, res); |
| 1022 | res = tmp; |
| 1023 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1024 | } |
| 1025 | } |
| 1026 | if (insert != NULL) { |
| 1027 | xmlAddChild(insert, res); |
| 1028 | ctxt->insert = insert; |
| 1029 | } else |
| 1030 | ctxt->insert = res; |
| 1031 | return(0); |
| 1032 | } |
| 1033 | |
| 1034 | /** |
| 1035 | * xmlParseCRNG_pattern: |
| 1036 | * @ctxt: a compact RNG parser context |
| 1037 | * |
| 1038 | * Parse pattern of the RELAX NG Compact Syntax Appendix A |
| 1039 | * |
| 1040 | * Returns 0 in case of success and -1 in case of error |
| 1041 | */ |
| 1042 | static int |
| 1043 | xmlParseCRNG_pattern(xmlCRelaxNGParserCtxtPtr ctxt) |
| 1044 | { |
| 1045 | tokenPtr token; |
| 1046 | xmlNodePtr insert = ctxt->insert, prev, grp; |
| 1047 | |
| 1048 | ctxt->insert = NULL; |
| 1049 | xmlParseCRNG_particle(ctxt); |
| 1050 | prev = ctxt->insert; |
| 1051 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1052 | while ((prev != NULL) && (token != NULL) && (token->toktype == CRNG_OP)) { |
| 1053 | if (token->token == ctxt->key_or) { |
| 1054 | grp = xmlNewNodeEatName(NULL, (xmlChar *) ctxt->key_choice); |
| 1055 | if (grp == NULL) CRNG_MEM_ERROR0(); |
| 1056 | } else if (token->token == ctxt->key_and) { |
| 1057 | grp = xmlNewNodeEatName(NULL, (xmlChar *) ctxt->key_interleave); |
| 1058 | if (grp == NULL) CRNG_MEM_ERROR0(); |
| 1059 | } else if (token->token == ctxt->key_comma) { |
| 1060 | grp = xmlNewNodeEatName(NULL, (xmlChar *) ctxt->key_group); |
| 1061 | if (grp == NULL) CRNG_MEM_ERROR0(); |
| 1062 | } else |
| 1063 | break; |
| 1064 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1065 | ctxt->insert = NULL; |
| 1066 | xmlParseCRNG_particle(ctxt); |
| 1067 | xmlAddChild(grp, prev); |
| 1068 | xmlAddChild(grp, ctxt->insert); |
| 1069 | prev = grp; |
| 1070 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1071 | } |
| 1072 | if (insert != NULL) { |
| 1073 | xmlAddChild(insert, prev); |
| 1074 | ctxt->insert = insert; |
| 1075 | } else { |
| 1076 | ctxt->insert = prev; |
| 1077 | } |
| 1078 | |
| 1079 | return(0); |
| 1080 | } |
| 1081 | |
| 1082 | /** |
| 1083 | * xmlParseCRNG_component: |
| 1084 | * @ctxt: a compact RNG parser context |
| 1085 | * |
| 1086 | * Parse component of the RELAX NG Compact Syntax Appendix A |
| 1087 | * |
| 1088 | * Returns 0 in case of success and -1 in case of error |
| 1089 | */ |
| 1090 | static int |
| 1091 | xmlParseCRNG_component(xmlCRelaxNGParserCtxtPtr ctxt) |
| 1092 | { |
| 1093 | tokenPtr token, tok2; |
| 1094 | xmlNodePtr insert = ctxt->insert; |
| 1095 | |
| 1096 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1097 | if (token == NULL) |
| 1098 | return(0); |
| 1099 | if (token->toktype == CRNG_KEYWORD) { |
| 1100 | if (token->token == ctxt->key_start) { |
| 1101 | xmlNodePtr start; |
| 1102 | |
| 1103 | start = xmlNewNodeEatName(NULL, (xmlChar *) ctxt->key_start); |
| 1104 | if (start == NULL) CRNG_MEM_ERROR0(); |
| 1105 | if (ctxt->insert != NULL) |
| 1106 | xmlAddChild(ctxt->insert, start); |
| 1107 | ctxt->insert = start; |
| 1108 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1109 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1110 | |
| 1111 | if ((token->toktype == CRNG_OP) && |
| 1112 | (token->token == ctxt->key_equal)) { |
| 1113 | } else if ((token->toktype == CRNG_OP) && |
| 1114 | (token->token == ctxt->key_orequal)) { |
| 1115 | xmlParseCRNG_attribute(ctxt, ctxt->key_combine, NULL, |
| 1116 | BAD_CAST "choice"); |
| 1117 | } else if ((token->toktype == CRNG_OP) && |
| 1118 | (token->token == ctxt->key_andequal)) { |
| 1119 | xmlParseCRNG_attribute(ctxt, ctxt->key_combine, NULL, |
| 1120 | BAD_CAST "interleave"); |
| 1121 | } else { |
| 1122 | ERROR("expecting \"=\" or \"&=\" or \"|=\" here") |
| 1123 | return(-1); |
| 1124 | } |
| 1125 | start->properties = ctxt->attrs; |
| 1126 | ctxt->attrs = NULL; |
| 1127 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1128 | xmlParseCRNG_pattern(ctxt); |
| 1129 | |
| 1130 | } else if (token->token == ctxt->key_include) { |
| 1131 | TODO |
| 1132 | } else if (token->token == ctxt->key_div) { |
| 1133 | TODO |
| 1134 | } else { |
| 1135 | return(-1); |
| 1136 | } |
| 1137 | } else if (token->toktype == CRNG_IDENTIFIER) { |
| 1138 | xmlNodePtr define; |
| 1139 | const xmlChar *identifier; |
| 1140 | |
| 1141 | identifier = token->token; |
| 1142 | tok2 = xmlParseCRNGGetToken(ctxt, 2); |
| 1143 | if ((tok2->toktype == CRNG_OP) && |
| 1144 | (tok2->token == ctxt->key_equal)) { |
| 1145 | } else if ((tok2->toktype == CRNG_OP) && |
| 1146 | (tok2->token == ctxt->key_orequal)) { |
| 1147 | xmlParseCRNG_attribute(ctxt, ctxt->key_combine, NULL, |
| 1148 | BAD_CAST "choice"); |
| 1149 | } else if ((tok2->toktype == CRNG_OP) && |
| 1150 | (tok2->token == ctxt->key_andequal)) { |
| 1151 | xmlParseCRNG_attribute(ctxt, ctxt->key_combine, NULL, |
| 1152 | BAD_CAST "interleave"); |
| 1153 | } else { |
| 1154 | ERROR("expecting \"=\" or \"&=\" or \"|=\" here") |
| 1155 | return(-1); |
| 1156 | } |
| 1157 | xmlParseCRNGDropTokens(ctxt, 2); |
| 1158 | |
| 1159 | define = xmlNewNodeEatName(NULL, (xmlChar *) ctxt->key_define); |
| 1160 | if (define == NULL) CRNG_MEM_ERROR0(); |
| 1161 | define->properties = ctxt->attrs; |
| 1162 | ctxt->attrs = NULL; |
| 1163 | xmlSetProp(define, BAD_CAST "name", identifier); |
| 1164 | if (ctxt->insert != NULL) |
| 1165 | xmlAddChild(ctxt->insert, define); |
| 1166 | ctxt->insert = define; |
| 1167 | xmlParseCRNG_pattern(ctxt); |
| 1168 | } else { |
| 1169 | return(-1); |
| 1170 | } |
| 1171 | ctxt->insert = insert; |
| 1172 | return(0); |
| 1173 | } |
| 1174 | |
| 1175 | /** |
| 1176 | * xmlParseCRNG_grammar: |
| 1177 | * @ctxt: a compact RNG parser context |
| 1178 | * |
| 1179 | * Parse grammar of the RELAX NG Compact Syntax Appendix A |
| 1180 | * |
| 1181 | * Returns 0 in case of success and -1 in case of error |
| 1182 | */ |
| 1183 | static int |
| 1184 | xmlParseCRNG_grammar(xmlCRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED) |
| 1185 | { |
| 1186 | tokenPtr token; |
| 1187 | int ret; |
| 1188 | |
| 1189 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1190 | while (token != NULL) { |
| 1191 | ret = xmlParseCRNG_component(ctxt); |
| 1192 | if (ret != 0) |
| 1193 | break; |
| 1194 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1195 | } |
| 1196 | return(0); |
| 1197 | } |
| 1198 | |
| 1199 | /** |
| 1200 | * xmlParseCRNG_topLevelBody: |
| 1201 | * @ctxt: a compact RNG parser context |
| 1202 | * |
| 1203 | * Parse topLevelBody of the RELAX NG Compact Syntax Appendix A |
| 1204 | * |
| 1205 | * Returns 0 in case of success and -1 in case of error |
| 1206 | */ |
| 1207 | static int |
| 1208 | xmlParseCRNG_topLevelBody(xmlCRelaxNGParserCtxtPtr ctxt) |
| 1209 | { |
| 1210 | tokenPtr token, tok2; |
| 1211 | |
| 1212 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1213 | if (token->toktype == CRNG_KEYWORD) { |
| 1214 | if ((token->token == ctxt->key_start) || |
| 1215 | (token->token == ctxt->key_include) || |
| 1216 | (token->token == ctxt->key_div)) { |
| 1217 | xmlNodePtr grammar; |
| 1218 | |
| 1219 | grammar = xmlNewNodeEatName(NULL, (xmlChar *) ctxt->key_grammar); |
| 1220 | if (grammar == NULL) CRNG_MEM_ERROR0(); |
| 1221 | xmlDocSetRootElement(ctxt->doc, grammar); |
| 1222 | ctxt->insert = grammar; |
| 1223 | |
| 1224 | xmlParseCRNG_grammar(ctxt); |
| 1225 | } else { |
| 1226 | xmlParseCRNG_pattern(ctxt); |
| 1227 | } |
| 1228 | } else { |
| 1229 | tok2 = xmlParseCRNGGetToken(ctxt, 2); |
| 1230 | if ((tok2->toktype == CRNG_OP) && |
| 1231 | ((tok2->token == ctxt->key_equal) || |
| 1232 | (tok2->token == ctxt->key_orequal) || |
| 1233 | (tok2->token == ctxt->key_andequal))) { |
| 1234 | xmlNodePtr grammar; |
| 1235 | |
| 1236 | grammar = xmlNewNodeEatName(NULL, (xmlChar *) ctxt->key_grammar); |
| 1237 | if (grammar == NULL) CRNG_MEM_ERROR0(); |
| 1238 | xmlDocSetRootElement(ctxt->doc, grammar); |
| 1239 | ctxt->insert = grammar; |
| 1240 | |
| 1241 | xmlParseCRNG_grammar(ctxt); |
| 1242 | } else { |
| 1243 | xmlParseCRNG_pattern(ctxt); |
| 1244 | } |
| 1245 | } |
| 1246 | return(0); |
| 1247 | } |
| 1248 | |
| 1249 | /** |
| 1250 | * xmlParseCRNG_namespacePrefix: |
| 1251 | * @ctxt: a compact RNG parser context |
| 1252 | * |
| 1253 | * Parse namespacePrefix of the RELAX NG Compact Syntax Appendix A |
| 1254 | * |
| 1255 | * Returns the prefix or NULL in case of error |
| 1256 | */ |
| 1257 | static const xmlChar * |
| 1258 | xmlParseCRNG_namespacePrefix(xmlCRelaxNGParserCtxtPtr ctxt) |
| 1259 | { |
| 1260 | tokenPtr token; |
| 1261 | const xmlChar *prefix = NULL; |
| 1262 | |
| 1263 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1264 | if (token->toktype == CRNG_IDENTIFIER) { |
| 1265 | prefix = token->token; |
| 1266 | } else if (token->toktype == CRNG_OP) { |
| 1267 | if ((token->token[0] == '=') && (token->token[1] == 0)) |
| 1268 | return(NULL); |
| 1269 | prefix = token->token; |
| 1270 | } else { |
| 1271 | ERROR("Expecting a namespace prefix"); |
| 1272 | return(NULL); |
| 1273 | } |
| 1274 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1275 | |
| 1276 | if (xmlStrEqual(prefix, BAD_CAST "xmlns")) { |
| 1277 | ERROR("Namespace prefix \"xmlns\" is forbidden"); |
| 1278 | } |
| 1279 | return(prefix); |
| 1280 | } |
| 1281 | |
| 1282 | /** |
| 1283 | * xmlParseCRNG_decl: |
| 1284 | * @ctxt: a compact RNG parser context |
| 1285 | * |
| 1286 | * Parse decl of the RELAX NG Compact Syntax Appendix A |
| 1287 | * |
| 1288 | * Returns 0 in case of success and -1 in case of error |
| 1289 | */ |
| 1290 | static int |
| 1291 | xmlParseCRNG_decl(xmlCRelaxNGParserCtxtPtr ctxt) |
| 1292 | { |
| 1293 | const xmlChar *prefix = NULL; |
| 1294 | const xmlChar *namespace = NULL; |
| 1295 | tokenPtr token; |
| 1296 | |
| 1297 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1298 | if (token->toktype != CRNG_KEYWORD) return(-1); |
| 1299 | if (token->token == ctxt->key_default) { |
| 1300 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1301 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1302 | if ((token->toktype != CRNG_KEYWORD) || |
| 1303 | (token->token != ctxt->key_namespace)) { |
| 1304 | ERROR("Expecting keyword \"namespace\" after \"default\""); |
| 1305 | } |
| 1306 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1307 | prefix = xmlParseCRNG_namespacePrefix(ctxt); |
| 1308 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1309 | if ((token->toktype != CRNG_OP) || |
| 1310 | (token->token[0] != '=') || (token->token[1] != 0)) { |
| 1311 | ERROR("Expecting keyword \"=\" here"); |
| 1312 | } |
| 1313 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1314 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1315 | if ((token->toktype == CRNG_KEYWORD) && |
| 1316 | (token->token == ctxt->key_inherit)) { |
| 1317 | namespace = xmlCRelaxNGInherit; |
| 1318 | } else if (token->toktype == CRNG_LITERAL_SEGMENT) { |
| 1319 | namespace = token->token; |
| 1320 | } else { |
| 1321 | ERROR("Expecting an URI or \"inherit\" value"); |
| 1322 | } |
| 1323 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1324 | if (namespace != NULL) { |
| 1325 | if (prefix != NULL) |
| 1326 | xmlParseCRNG_bindPrefix(ctxt, prefix, namespace); |
| 1327 | xmlParseCRNG_bindPrefix(ctxt, NULL, namespace); |
| 1328 | } |
| 1329 | } else if (token->token == ctxt->key_namespace) { |
| 1330 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1331 | prefix = xmlParseCRNG_namespacePrefix(ctxt); |
| 1332 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1333 | if ((token->toktype != CRNG_OP) || |
| 1334 | (token->token[0] != '=') || (token->token[1] != 0)) { |
| 1335 | ERROR("Expecting keyword \"=\" here"); |
| 1336 | } |
| 1337 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1338 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1339 | if ((token->toktype == CRNG_KEYWORD) && |
| 1340 | (token->token == ctxt->key_inherit)) { |
| 1341 | namespace = xmlCRelaxNGInherit; |
| 1342 | } else if (token->toktype == CRNG_LITERAL_SEGMENT) { |
| 1343 | namespace = token->token; |
| 1344 | } else { |
| 1345 | ERROR("Expecting an URI or \"inherit\" value"); |
| 1346 | } |
| 1347 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1348 | if (namespace != NULL) |
| 1349 | xmlParseCRNG_bindPrefix(ctxt, prefix, namespace); |
| 1350 | } else if (token->token == ctxt->key_datatypes) { |
| 1351 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1352 | |
| 1353 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1354 | if ((token->toktype != CRNG_KEYWORD) && |
| 1355 | (token->toktype != CRNG_IDENTIFIER)) { |
| 1356 | ERROR("Expecting a datatype prefix identifier here"); |
| 1357 | } else |
| 1358 | prefix = token->token; |
| 1359 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1360 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1361 | if ((token->toktype != CRNG_OP) || |
| 1362 | (token->token[0] != '=') || (token->token[1] != 0)) { |
| 1363 | ERROR("Expecting keyword \"=\" here"); |
| 1364 | } |
| 1365 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1366 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1367 | if (token->toktype == CRNG_LITERAL_SEGMENT) { |
| 1368 | namespace = token->token; |
| 1369 | } else { |
| 1370 | ERROR("Expecting a literal value for the datatype identifier"); |
| 1371 | } |
| 1372 | xmlParseCRNGDropTokens(ctxt, 1); |
| 1373 | if ((namespace != NULL) && (prefix != NULL)) |
| 1374 | xmlParseCRNG_bindDatatypePrefix(ctxt, prefix, namespace); |
| 1375 | } |
| 1376 | |
| 1377 | return(0); |
| 1378 | } |
| 1379 | |
| 1380 | /** |
| 1381 | * xmlParseCRNG_preamble: |
| 1382 | * @ctxt: a compact RNG parser context |
| 1383 | * |
| 1384 | * Parse preamble of the RELAX NG Compact Syntax Appendix A |
| 1385 | * |
| 1386 | * Returns 0 in case of success and -1 in case of error |
| 1387 | */ |
| 1388 | static int |
| 1389 | xmlParseCRNG_preamble(xmlCRelaxNGParserCtxtPtr ctxt) |
| 1390 | { |
| 1391 | tokenPtr token; |
| 1392 | |
| 1393 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1394 | while (token != NULL) { |
| 1395 | if (token == NULL) return(-1); |
| 1396 | if ((token->toktype == CRNG_KEYWORD) && |
| 1397 | ((token->token == ctxt->key_default) || |
| 1398 | (token->token == ctxt->key_namespace) || |
| 1399 | (token->token == ctxt->key_datatypes))) { |
| 1400 | xmlParseCRNG_decl(ctxt); |
| 1401 | } else |
| 1402 | break; |
| 1403 | token = xmlParseCRNGGetToken(ctxt, 1); |
| 1404 | } |
| 1405 | return(0); |
| 1406 | } |
| 1407 | |
| 1408 | /** |
| 1409 | * xmlParseCRNG_topLevel: |
| 1410 | * @ctxt: a compact RNG parser context |
| 1411 | * |
| 1412 | * Parse topLevel of the RELAX NG Compact Syntax Appendix A |
| 1413 | * |
| 1414 | * Returns 0 in case of success and -1 in case of error |
| 1415 | */ |
| 1416 | static int |
| 1417 | xmlParseCRNG_topLevel(xmlCRelaxNGParserCtxtPtr ctxt) |
| 1418 | { |
| 1419 | xmlParseCRNG_preamble(ctxt); |
| 1420 | xmlParseCRNG_topLevelBody(ctxt); |
| 1421 | return(0); |
| 1422 | } |
| 1423 | |
| 1424 | /** |
Daniel Veillard | 03c2f0a | 2004-01-25 19:54:59 +0000 | [diff] [blame] | 1425 | * xmlConvertCRNG: |
Daniel Veillard | d7306b0 | 2004-01-05 23:11:54 +0000 | [diff] [blame] | 1426 | * @schemas: pointer to the text of the compact schemas |
| 1427 | * @len: length of the schemas in bytes (or 0) |
Daniel Veillard | 03c2f0a | 2004-01-25 19:54:59 +0000 | [diff] [blame] | 1428 | * @encoding: encoding indicated by the context or NULL |
Daniel Veillard | d7306b0 | 2004-01-05 23:11:54 +0000 | [diff] [blame] | 1429 | * |
| 1430 | * Compiles the schemas into the equivalent Relax-NG XML structure |
| 1431 | * |
| 1432 | * Returns the xmlDocPtr resulting from the compilation or |
| 1433 | * NULL in case of error |
| 1434 | */ |
Daniel Veillard | 03c2f0a | 2004-01-25 19:54:59 +0000 | [diff] [blame] | 1435 | xmlDocPtr |
| 1436 | xmlConvertCRNG(const char *schemas, int len, const char *encoding) { |
Daniel Veillard | d7306b0 | 2004-01-05 23:11:54 +0000 | [diff] [blame] | 1437 | struct _xmlCRelaxNGParserCtxt ctxt; |
| 1438 | xmlDocPtr ret = NULL; |
| 1439 | |
| 1440 | if (schemas == NULL) return(NULL); |
| 1441 | if (len <= 5) len = xmlStrlen(schemas); |
| 1442 | if (len <= 0) return(NULL); |
| 1443 | |
| 1444 | memset(&ctxt, 0, sizeof(ctxt)); |
| 1445 | ctxt.compact = schemas; |
| 1446 | ctxt.cur = schemas; |
| 1447 | ctxt.end = &schemas[len]; |
| 1448 | ctxt.dict = xmlDictCreate(); |
| 1449 | if (ctxt.dict == NULL) |
| 1450 | return(NULL); |
| 1451 | ctxt.doc = xmlNewDoc(NULL); |
| 1452 | if (ctxt.doc == NULL) { |
| 1453 | xmlDictFree(ctxt.dict); |
| 1454 | return(NULL); |
| 1455 | } |
| 1456 | ctxt.doc->dict = ctxt.dict; |
| 1457 | xmlDictReference(ctxt.dict); |
| 1458 | |
| 1459 | ctxt.nbTokens = 0; |
| 1460 | ctxt.firstToken = 0; |
| 1461 | ctxt.key_attribute = xmlDictLookup(ctxt.dict, BAD_CAST "attribute", -1); |
| 1462 | ctxt.key_default = xmlDictLookup(ctxt.dict, BAD_CAST "default", -1); |
| 1463 | ctxt.key_datatypes = xmlDictLookup(ctxt.dict, BAD_CAST "datatypes", -1); |
| 1464 | ctxt.key_div = xmlDictLookup(ctxt.dict, BAD_CAST "div", -1); |
| 1465 | ctxt.key_element = xmlDictLookup(ctxt.dict, BAD_CAST "element", -1); |
| 1466 | ctxt.key_empty = xmlDictLookup(ctxt.dict, BAD_CAST "empty", -1); |
| 1467 | ctxt.key_external = xmlDictLookup(ctxt.dict, BAD_CAST "external", -1); |
| 1468 | ctxt.key_grammar = xmlDictLookup(ctxt.dict, BAD_CAST "grammar", -1); |
| 1469 | ctxt.key_include = xmlDictLookup(ctxt.dict, BAD_CAST "include", -1); |
| 1470 | ctxt.key_inherit = xmlDictLookup(ctxt.dict, BAD_CAST "inherit", -1); |
| 1471 | ctxt.key_list = xmlDictLookup(ctxt.dict, BAD_CAST "list", -1); |
| 1472 | ctxt.key_mixed = xmlDictLookup(ctxt.dict, BAD_CAST "mixed", -1); |
| 1473 | ctxt.key_namespace = xmlDictLookup(ctxt.dict, BAD_CAST "namespace", -1); |
| 1474 | ctxt.key_notAllowed = xmlDictLookup(ctxt.dict, BAD_CAST "notAllowed", -1); |
| 1475 | ctxt.key_parent = xmlDictLookup(ctxt.dict, BAD_CAST "parent", -1); |
| 1476 | ctxt.key_start = xmlDictLookup(ctxt.dict, BAD_CAST "start", -1); |
| 1477 | ctxt.key_string = xmlDictLookup(ctxt.dict, BAD_CAST "string", -1); |
| 1478 | ctxt.key_text = xmlDictLookup(ctxt.dict, BAD_CAST "text", -1); |
| 1479 | ctxt.key_token = xmlDictLookup(ctxt.dict, BAD_CAST "token", -1); |
| 1480 | ctxt.key_equal = xmlDictLookup(ctxt.dict, BAD_CAST "=", 1); |
| 1481 | ctxt.key_orequal = xmlDictLookup(ctxt.dict, BAD_CAST "|=", 2); |
| 1482 | ctxt.key_andequal = xmlDictLookup(ctxt.dict, BAD_CAST "&=", 2); |
| 1483 | ctxt.key_combine = xmlDictLookup(ctxt.dict, BAD_CAST "&=", 2); |
| 1484 | ctxt.key_or = xmlDictLookup(ctxt.dict, BAD_CAST "|", 1); |
| 1485 | ctxt.key_comma = xmlDictLookup(ctxt.dict, BAD_CAST ",", 1); |
| 1486 | ctxt.key_and = xmlDictLookup(ctxt.dict, BAD_CAST "&", 1); |
| 1487 | ctxt.key_choice = xmlDictLookup(ctxt.dict, BAD_CAST "choice", -1); |
| 1488 | ctxt.key_group = xmlDictLookup(ctxt.dict, BAD_CAST "group", -1); |
| 1489 | ctxt.key_interleave = xmlDictLookup(ctxt.dict, BAD_CAST "interleave", -1); |
| 1490 | ctxt.key_ref = xmlDictLookup(ctxt.dict, BAD_CAST "ref", 3); |
| 1491 | ctxt.key_define = xmlDictLookup(ctxt.dict, BAD_CAST "define", 6); |
| 1492 | |
Daniel Veillard | 03c2f0a | 2004-01-25 19:54:59 +0000 | [diff] [blame] | 1493 | /* xmlConvertCRNGTokenize(&ctxt); */ |
| 1494 | xmlConvertCRNG_topLevel(&ctxt); |
Daniel Veillard | d7306b0 | 2004-01-05 23:11:54 +0000 | [diff] [blame] | 1495 | |
| 1496 | xmlDictFree(ctxt.dict); |
| 1497 | |
| 1498 | ret = ctxt.doc; |
| 1499 | return(ret); |
| 1500 | } |
| 1501 | |
Daniel Veillard | 03c2f0a | 2004-01-25 19:54:59 +0000 | [diff] [blame] | 1502 | /** |
| 1503 | * xmlConvertCRNGFile: |
| 1504 | * @URL: URL or filename for the resource |
| 1505 | * @encoding: encoding indicated by the context or NULL |
| 1506 | * |
| 1507 | * Compiles the schemas into the equivalent Relax-NG XML structure |
| 1508 | * |
| 1509 | * Returns the xmlDocPtr resulting from the compilation or |
| 1510 | * NULL in case of error |
| 1511 | */ |
| 1512 | xmlDocPtr |
| 1513 | xmlConvertCRNG(const char *URL, const char *encoding) { |
| 1514 | } |
| 1515 | |
| 1516 | #ifdef STANDALONE |
Daniel Veillard | d7306b0 | 2004-01-05 23:11:54 +0000 | [diff] [blame] | 1517 | const xmlChar *schemas = |
| 1518 | "# RELAX NG XML syntax specified in compact syntax.\n\ |
| 1519 | \n\ |
| 1520 | default namespace rng = \"http://relaxng.org/ns/structure/1.0\"\n\ |
| 1521 | namespace local = \"\"\n\ |
| 1522 | datatypes xsd = \"http://www.w3.org/2001/XMLSchema-datatypes\"\n\ |
| 1523 | \n\ |
| 1524 | start = pattern\n\ |
| 1525 | \n\ |
| 1526 | pattern =\n\ |
| 1527 | element element { (nameQName | nameClass), (common & pattern+) }\n\ |
| 1528 | | element attribute { (nameQName | nameClass), (common & pattern?) }\n\ |
| 1529 | | element group|interleave|choice|optional\n\ |
| 1530 | |zeroOrMore|oneOrMore|list|mixed { common & pattern+ }\n\ |
| 1531 | | element ref|parentRef { nameNCName, common }\n\ |
| 1532 | | element empty|notAllowed|text { common }\n\ |
| 1533 | | element data { type, param*, (common & exceptPattern?) }\n\ |
| 1534 | | element value { commonAttributes, type?, xsd:string }\n\ |
| 1535 | | element externalRef { href, common }\n\ |
| 1536 | | element grammar { common & grammarContent* }\n\ |
| 1537 | \n\ |
| 1538 | param = element param { commonAttributes, nameNCName, xsd:string }\n\ |
| 1539 | \n\ |
| 1540 | exceptPattern = element except { common & pattern+ }\n\ |
| 1541 | \n\ |
| 1542 | grammarContent =\n\ |
| 1543 | definition\n\ |
| 1544 | | element div { common & grammarContent* }\n\ |
| 1545 | | element include { href, (common & includeContent*) }\n\ |
| 1546 | \n\ |
| 1547 | includeContent =\n\ |
| 1548 | definition\n\ |
| 1549 | | element div { common & includeContent* }\n\ |
| 1550 | \n\ |
| 1551 | definition =\n\ |
| 1552 | element start { combine?, (common & pattern+) }\n\ |
| 1553 | | element define { nameNCName, combine?, (common & pattern+) }\n\ |
| 1554 | \n\ |
| 1555 | combine = attribute combine { \"choice\" | \"interleave\" }\n\ |
| 1556 | \n\ |
| 1557 | nameClass =\n\ |
| 1558 | element name { commonAttributes, xsd:QName }\n\ |
| 1559 | | element anyName { common & exceptNameClass? }\n\ |
| 1560 | | element nsName { common & exceptNameClass? }\n\ |
| 1561 | | element choice { common & nameClass+ }\n\ |
| 1562 | \n\ |
| 1563 | exceptNameClass = element except { common & nameClass+ }\n\ |
| 1564 | \n\ |
| 1565 | nameQName = attribute name { xsd:QName }\n\ |
| 1566 | nameNCName = attribute name { xsd:NCName }\n\ |
| 1567 | href = attribute href { xsd:anyURI }\n\ |
| 1568 | type = attribute type { xsd:NCName }\n\ |
| 1569 | \n\ |
| 1570 | common = commonAttributes, foreignElement*\n\ |
| 1571 | \n\ |
| 1572 | commonAttributes =\n\ |
| 1573 | attribute ns { xsd:string }?,\n\ |
| 1574 | attribute datatypeLibrary { xsd:anyURI }?,\n\ |
| 1575 | foreignAttribute*\n\ |
| 1576 | \n\ |
| 1577 | foreignElement = element * - rng:* { (anyAttribute | text | anyElement)* }\n\ |
| 1578 | foreignAttribute = attribute * - (rng:*|local:*) { text }\n\ |
| 1579 | anyElement = element * { (anyAttribute | text | anyElement)* }\n\ |
| 1580 | anyAttribute = attribute * { text }\n\ |
| 1581 | "; |
| 1582 | |
| 1583 | int main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) { |
| 1584 | xmlDocPtr res; |
| 1585 | |
Daniel Veillard | 03c2f0a | 2004-01-25 19:54:59 +0000 | [diff] [blame] | 1586 | res = xmlConvertCRNG(schemas, -1); |
Daniel Veillard | d7306b0 | 2004-01-05 23:11:54 +0000 | [diff] [blame] | 1587 | if (res != NULL) { |
| 1588 | xmlDocFormatDump(stdout, res, 1); |
| 1589 | xmlFreeDoc(res); |
| 1590 | } |
| 1591 | return(0); |
| 1592 | } |
Daniel Veillard | 03c2f0a | 2004-01-25 19:54:59 +0000 | [diff] [blame] | 1593 | #endif |